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Recognised as Colour

#6497FB

  • #6497FB
  • Blue
  • Dark
  • Nearest: Cornflower blue

#6497FB is a blue with RGB values 100, 151, 251 and HSL 220°, 95%, 69%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#6497FB#6497FB
HEX#6497FB
RGBrgb(100, 151, 251)
RGB (0–1)0.3922, 0.5922, 0.9843
RGB percentages39.2%, 59.2%, 98.4%
HSLhsl(219.7, 95%, 68.8%)
HSV / HSBhsv(219.7, 60.2%, 98.4%)
CMYK60.2%, 39.8%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,592,507
CSS custom property--colour: #6497FB;

Brightness & contrast

Relative luminance0.31808WCAG 2.x, 0 is black and 1 is white
Perceived brightness153.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.36:1
Contrast with white2.85:1WCAG normal text: Fail
Contrast with black7.36:1WCAG normal text: AAA
Greyscale equivalent#939393
Inverted#9B6804

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6BA0FFno red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#5692F9no green cones; the most common form, about 1% of men; ΔE 3.1 from the original
Tritanopia#00ADBDno blue cones; rare, and affects men and women equally; ΔE 56.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.85:1WCAG large text: Fail
Contrast with black, large text7.36:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 6.7Dodgerblue · ΔE 9.6Royal blue · ΔE 22.9Medium purple · ΔE 25.9Slate blue · ΔE 29.5Steel blue · ΔE 30.3
Nearest named CSS colourCornflower blue (#6495ED)ΔE 6.73, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBC864
Analogous#64E2FB, #7C64FB
Triadic#FB6497, #97FB64
Split complementary#FB7D64, #E3FB64
Tetradic#FB64E3, #FBC864, #64FB7D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F9FBFF
Lighter +20%#C7DAFE
Lighter +10%#96B8FC
Darker −10%#3276FA
Darker −20%#0656F3
Darker −30%#0544C1
Darker −40%#04338F
More saturated +25%#6096FF
Less saturated −25%#789DE7

Channel breakdown

R100
G151
B251
Red100 (39.2%)
Green151 (59.2%)
Blue251 (98.4%)
Hue219.74°
Saturation (HSL)94.97%
Lightness68.82%
Dominant channelBlue
Hex per channelR 64 · G 97 · B FB

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Every value on this page was computed from “6497fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.